JPS5261109A - Converter operation method - Google Patents

Converter operation method

Info

Publication number
JPS5261109A
JPS5261109A JP13703375A JP13703375A JPS5261109A JP S5261109 A JPS5261109 A JP S5261109A JP 13703375 A JP13703375 A JP 13703375A JP 13703375 A JP13703375 A JP 13703375A JP S5261109 A JPS5261109 A JP S5261109A
Authority
JP
Japan
Prior art keywords
operation method
converter operation
converter
blowing
dolomite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP13703375A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5634606B2 (OSRAM
Inventor
Yozo Takemura
Shigemi Fukuda
Sadashi Ogino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP13703375A priority Critical patent/JPS5261109A/ja
Priority to US05/701,943 priority patent/US4101312A/en
Publication of JPS5261109A publication Critical patent/JPS5261109A/ja
Publication of JPS5634606B2 publication Critical patent/JPS5634606B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/36—Processes yielding slags of special composition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
JP13703375A 1975-11-14 1975-11-14 Converter operation method Granted JPS5261109A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP13703375A JPS5261109A (en) 1975-11-14 1975-11-14 Converter operation method
US05/701,943 US4101312A (en) 1975-11-14 1976-07-01 Method for operation of a converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13703375A JPS5261109A (en) 1975-11-14 1975-11-14 Converter operation method

Publications (2)

Publication Number Publication Date
JPS5261109A true JPS5261109A (en) 1977-05-20
JPS5634606B2 JPS5634606B2 (OSRAM) 1981-08-11

Family

ID=15189266

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13703375A Granted JPS5261109A (en) 1975-11-14 1975-11-14 Converter operation method

Country Status (2)

Country Link
US (1) US4101312A (OSRAM)
JP (1) JPS5261109A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101009828B1 (ko) * 2008-08-28 2011-01-19 현대제철 주식회사 극저탄소강의 정련방법
JP2013249523A (ja) * 2012-06-01 2013-12-12 Nippon Steel & Sumitomo Metal Corp 転炉操業方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU49012A1 (OSRAM) * 1965-07-07 1967-01-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101009828B1 (ko) * 2008-08-28 2011-01-19 현대제철 주식회사 극저탄소강의 정련방법
JP2013249523A (ja) * 2012-06-01 2013-12-12 Nippon Steel & Sumitomo Metal Corp 転炉操業方法

Also Published As

Publication number Publication date
JPS5634606B2 (OSRAM) 1981-08-11
US4101312A (en) 1978-07-18

Similar Documents

Publication Publication Date Title
JPS526153A (en) Heat recovery process of melting furnace sediment
JPS5228418A (en) Oxygen steel making process using low p and s pig iron as raw material
JPS5261109A (en) Converter operation method
JPS5343019A (en) Refining method for steel with reduced slag formation
JPS5254608A (en) Process for the operation of convertor
JPS52108312A (en) Steel making with converter
JPS5237510A (en) Dephosphorization method of molten cast iron
JPS51122670A (en) A method of treating steel-making slag
JPS5258011A (en) Dephosphorizing agent for iron refining
JPS544204A (en) Nozzle for pressing-in at blast furnace
JPS5252108A (en) Pocess for efining by converter
JPS5228036A (en) Method for preventing fracture of arc furnace electrode
JPS5390118A (en) Steel-making method using formed synthetic slag and resulting indecreased amount of slag discharged
JPS532324A (en) Melting and ingot casting of low phosphor chromium steel
JPS541221A (en) Method of dephosphorizing molten iron
JPS51129804A (en) A method of reinforcing oxygen blowing lance
JPS5244715A (en) Continuous method of refining molten iron alloy by using alkali metal compoun
SU461128A1 (ru) Способ выплавки шарикоподшипниковой стали
JPS5221208A (en) Pre-treating method of molten pig iron
JPS5258012A (en) Process for producing low phosphorus steel
GB1094345A (en) Method for correcting the temperature of steel at the end of the refining process
JPS5330494A (en) Treating method for blast furnace slag
JPS5270904A (en) Method and apparatus for reventing intermingling of molten slag
JPS5326294A (en) Improving method for effluent characteristics of massive blast furnace slag
JPS5224905A (en) Tapping method in converters